Overview
The LM393APSR, produced by Texas Instruments, is a dual differential comparator integrated circuit. It is part of the LM393 series, known for its versatility and wide range of applications. This device is designed to operate from a single power supply or dual supplies, with a supply voltage range of 2 V to 36 V. The LM393APSR is characterized for operation from 0°C to 70°C, making it suitable for various environmental conditions.
Key Specifications
| Parameter | Test Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Voltage | 2 | 36 | V | ||
| Input Offset Voltage | VCC = 5 to 36V, TA = 25°C | -2.5 | ±0.37 | 2.5 | mV |
| Input Bias Current | TA = 25°C | -3.5 | -25 | -50 | nA |
| Input Offset Current | TA = 25°C | -10 | ±0.5 | 10 | nA |
| Common-Mode Input Voltage Range | VCC = 3 to 36V | (V-) to (V+) - 1.5 | V | ||
| Differential Input Voltage Range | ±36 | V | |||
| Response Time | VCC = 5V, TA = 25°C, RL connected to 5V through 5.1kΩ, CL = 15pF | 1.3 | μs |
Key Features
- Wide single-supply range: 2 V to 36 V, and split-supply range: ±1 V to ±18 V.
- Low input offset voltage: 0.37 mV typical.
- Low input bias current: 25 nA typical.
- Low input offset current: 0.5 nA typical.
- Common-mode input voltage range includes ground.
- Differential input voltage range equal to maximum-rated supply voltage: ±36 V.
- Low output saturation voltage.
- Output compatible with TTL, MOS, and CMOS logic levels.
- ESD clamps on the inputs increase the ruggedness of the device without affecting performance.
- Pb-free, halogen-free/BFR-free, and RoHS compliant.
Applications
- Vacuum robots
- Single-phase UPS
- Server power supplies
- Cordless power tools
- Wireless infrastructure
- Building automation
- Factory automation and control
- Motor drives
- Infotainment and cluster systems
- Chemical or gas sensors
- Desktop PCs
- Motor control: AC induction
- Weigh scales
Q & A
- What is the supply voltage range of the LM393APSR?
The supply voltage range is from 2 V to 36 V.
- What is the typical input offset voltage of the LM393APSR?
The typical input offset voltage is 0.37 mV.
- What is the common-mode input voltage range of the LM393APSR?
The common-mode input voltage range includes ground and extends up to VCC - 1.5 V.
- Is the output of the LM393APSR compatible with TTL, MOS, and CMOS logic levels?
- What is the response time of the LM393APSR?
The response time is typically 1.3 μs for a 100 mV input step with 5 mV overdrive.
- Is the LM393APSR Pb-free and RoHS compliant?
- What are some common applications of the LM393APSR?
- Can the LM393APSR operate from dual supplies?
- What is the temperature range for the LM393APSR?
- Does the LM393APSR have ESD protection?
